platinize vs coat

platinize is not a noun while coat is a noun.

Word	Noun	Adjective	Verb	Adverb
platinize	No	No	Yes	No
coat	Yes	No	Yes	No

As verbs, coat is a hypernym of platinize; that is, coat is a word with a broader meaning than platinize:

Other hypernyms of platinize include surface.

platinize (noun)	coat (noun)
	growth of hair or wool or fur covering the body of an animal
	an outer garment that has sleeves and covers the body from shoulder down; worn outdoors
	a thin layer covering something

platinize (verb)	coat (verb)
coat with metallic platinum	cover or provide with a coat
	put a coat on; cover the surface of; furnish with a surface
	form a coat over